directivity (typ.) 050100 50 100 0 30 60 90 30 60 90 20 sml-a12ut 630 18 20 sml-a12wt 590 15 63 36 SML-A12DT 2.0 10 611 16 100 sml-a12mt 2.1 100 5 570 18 14 40 20 65 75 30 25 100 5 -40 to +85 -40 to +100 -30 to +85 -40 to +85 dimensions (unit:mm) :duty 1/10, 1khz. i f ( ma ) typ. ( v ) typ. ( mcd ) typ. ( nm ) p typ. ( nm ) min. ( mcd ) i f ( ma ) i f ( ma ) max. ( a ) v r ( v ) part no. forward voltage v f light wavelength reverse current i r brightness i v resin color peak half-wave ? absolute maximum ratings (ta=25 c) electrical optical characteristics (ta=25 c) the recommended thickness of the screen mask for soldering is more than 150 m. the hole size of the screen mask should be same as the recommended land pattern or smaller. packaging specifications (unit:mm) recommended pad layout tape specifications:t86 <3,000pcs/reel> feeding direction (unit:mm) 1.2 1.2 0.9 1.2 1.2 1.6 0.55 1.15 0.68 1.1 terminal cathode index sml-a12ut sml-a12wt SML-A12DT sml-a12mt green(yellowish green) yellow orange red algainp on gaas sml-a12mt sml-a12wt SML-A12DT sml-a12ut 050100 50 100 0 30 60 90 30 60 90 yellow orange red relative luminous intensity ( % ) angular displacement ( deg ) angular displacement ( deg ) relative luminous intensity ( % ) y x sml-a12 series y? x? side view reel specifications label position 13 60 180 11.4 1 emitting color material package size (mm) part no. side view chip leds 0605<1.6 1.15 t=0.55mm> high brightness type green ( yellowish green ) peak forward current i fp (ma) part no. power dissipation p d (m w) forward current i f (ma) reverse voltage v r (v) operating temperature t opr ( c) storage temperature t stg ( c) emitting color 1611(0605) 1.6 1.15 ( t=0.55 ) transparent colorless led die rev.c pulse width : 30ms tolerance: 0.1 tolerance: 0.2 tolerance: 0.2 + 1 0 0 ? 3 feeding direction 2 0.05 4 0.1 1.5 1.75 0.1 0 to 0.5 1.35 0.7 8 3.5 0.05 + 0.1 0 1.85 5.5
electrical characteristic curves forward current - forward voltage relative luminous intensity - case temperature ratio of maximum tolerable peak current - pulse duration derating relative luminous intensity - forward current rev.c 1.6 1.4 1.2 1 0.8 0.6 0.4 -20-10 0 1020304050607080 relative luminous intensity case temperature : tc ( c ) 20 10 0 010 20 30 40 50 70 80 60 90 100 30 ambient temperature : ta ( c) maximum forward current : i f m ax. (ma) 10khz 2khz 1khz 200hz 100hz 1 1 10 3.3 4 10 100 1000 10000 pulse duration : tw ( s) if=20ma 10.0 1.0 0.1 0.01 peak forward current : i f (ma) relative luminous intensity 1 10 100 0 ta=25 c sml-a12wt sml-a12mt sml-a12wt SML-A12DT sml-a12ut ---- ---- sml-a12wt sml-a12mt sml-a12wt SML-A12DT sml-a12ut ---- ratio of maximum tolerable peak current to maximum tolerable dc current i f peak m ax. i f m ax. 143 sml-a12wt sml-a12mt sml-a12wt SML-A12DT sml-a12ut ---- ---- 143 sml-a12wt sml-a12mt sml-a12wt SML-A12DT sml-a12ut ---- ---- 143 1443 sml-a12wt sml-a12mt sml-a12wt SML-A12DT sml-a12ut ---- 1443 100.0 10.0 1.0 1.5 2.0 2.5 3.0 1.0 0.1 forward voltage : v f (v) forward current : i f (ma) ta=25 c
appendix appendix1-rev1.1 the products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. notes no technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of rohm co.,ltd. the contents described herein are subject to change without notice. the specifications for the product described in this document are for reference only. upon actual use, therefore, please request that specifications to be separately delivered. application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. rohm co.,ltd. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by rohm co., ltd. is granted to any such buyer. products listed in this document are no antiradiation design. about export control order in japan products described herein are the objects of controlled goods in annex 1 (item 16) of export trade control order in japan. in case of export from japan, please confirm if it applies to "objective" criteria or an "informed" (by miti clause) on the basis of "catch all controls for non-proliferation of weapons of mass destruction.
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